GB1549637A - Optical measuring apparatus - Google Patents

Optical measuring apparatus

Info

Publication number
GB1549637A
GB1549637A GB2769476A GB2769476A GB1549637A GB 1549637 A GB1549637 A GB 1549637A GB 2769476 A GB2769476 A GB 2769476A GB 2769476 A GB2769476 A GB 2769476A GB 1549637 A GB1549637 A GB 1549637A
Authority
GB
United Kingdom
Prior art keywords
measuring apparatus
optical measuring
optical
measuring
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB2769476A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HEIDENHAIN GmbH
Original Assignee
HEIDENHAIN GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from DE19752530163 external-priority patent/DE2530163A1/de
Priority claimed from DE19752540413 external-priority patent/DE2540413C3/de
Application filed by HEIDENHAIN GmbH filed Critical HEIDENHAIN GmbH
Publication of GB1549637A publication Critical patent/GB1549637A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B3/00—Measuring instruments characterised by the use of mechanical techniques
    • G01B3/002—Details
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
    • G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
    • G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
    • G01D5/347—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells using displacement encoding scales
    • G01D5/34707—Scales; Discs, e.g. fixation, fabrication, compensation
    • G01D5/34715—Scale reading or illumination devices
    • G—PHYSICS
    • G12—INSTRUMENT DETAILS
    • G12B—CONSTRUCTIONAL DETAILS OF INSTRUMENTS, OR COMPARABLE DETAILS OF OTHER APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G12B11/00—Indicating elements; Illumination thereof

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Instruments For Measurement Of Length By Optical Means (AREA)
  • Length Measuring Devices By Optical Means (AREA)
GB2769476A 1975-07-05 1976-07-02 Optical measuring apparatus Expired GB1549637A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19752530163 DE2530163A1 (de) 1975-07-05 1975-07-05 Optische messeinrichtung
DE19752540413 DE2540413C3 (de) 1975-09-11 1975-09-11 Optische Meßeinrichtung

Publications (1)

Publication Number Publication Date
GB1549637A true GB1549637A (en) 1979-08-08

Family

ID=25769118

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2769476A Expired GB1549637A (en) 1975-07-05 1976-07-02 Optical measuring apparatus

Country Status (5)

Country Link
JP (1) JPS528850A (xx)
AT (1) AT368282B (xx)
CH (1) CH600300A5 (xx)
FR (1) FR2317633A1 (xx)
GB (1) GB1549637A (xx)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108020166A (zh) * 2017-03-13 2018-05-11 湖南科技大学 基于光学测微原理的高精度量尺

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2479445A1 (fr) * 1980-03-25 1981-10-02 Soro Electro Optics Dispositif de mesure de deplacement a reseau et contre-reseau

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108020166A (zh) * 2017-03-13 2018-05-11 湖南科技大学 基于光学测微原理的高精度量尺

Also Published As

Publication number Publication date
FR2317633B1 (xx) 1981-04-30
FR2317633A1 (fr) 1977-02-04
JPS5627804B2 (xx) 1981-06-27
CH600300A5 (xx) 1978-06-15
AT368282B (de) 1982-09-27
ATA422976A (de) 1982-01-15
JPS528850A (en) 1977-01-24

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee